class Gflags < Formula desc "Library for processing command-line flags" homepage "https://gflags.github.io/gflags/" url "https://github.com/gflags/gflags/archive/v2.2.2.tar.gz" sha256 "34af2f15cf7367513b352bdcd2493ab14ce43692d2dcd9dfc499492966c64dcf" bottle do cellar :any rebuild 1 sha256 "ebc7b6a9b5c14419f01a763f8b5d178525231d0fb4f5a4768673745a893f3b0b" => :catalina sha256 "e3176e449321b1e2070a9fabc796e6820f2f0f1f4db1c3916f58e6cdd52e510e" => :mojave sha256 "4beffa84f47bdfd9a1a90d9e591d9af4616db464d63046018ef0c58936d58366" => :high_sierra sha256 "6f06466ca55f2174daecbc935e0bca1f2aed9bfb94a92f21d52fb4db1e07cd4a" => :sierra end depends_on "cmake" => :build def install mkdir "buildroot" do system "cmake", "..", *std_cmake_args, "-DBUILD_SHARED_LIBS=ON" system "make", "install" end end test do (testpath/"test.cpp").write <<~EOS #include <iostream> #include "gflags/gflags.h" DEFINE_bool(verbose, false, "Display program name before message"); DEFINE_string(message, "Hello world!", "Message to print"); static bool IsNonEmptyMessage(const char *flagname, const std::string &value) { return value[0] != '\0'; } DEFINE_validator(message, &IsNonEmptyMessage); int main(int argc, char *argv[]) { gflags::SetUsageMessage("some usage message"); gflags::SetVersionString("1.0.0"); gflags::ParseCommandLineFlags(&argc, &argv, true); if (FLAGS_verbose) std::cout << gflags::ProgramInvocationShortName() << ": "; std::cout << FLAGS_message; gflags::ShutDownCommandLineFlags(); return 0; } EOS system ENV.cxx, "-L#{lib}", "-lgflags", "test.cpp", "-o", "test" assert_match "Hello world!", shell_output("./test") assert_match "Foo bar!", shell_output("./test --message='Foo bar!'") end end